US3318694A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nickel chrome alloy
Assignee: Owens Corning
•
Filing: 1963-10-30
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Granted: 1967-05-09
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Expires: 1983-10-30
Abstract
No abstract record available.
Inventors
- 👤 Arthur C Heitmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 01:31
CPC Classifications
C; C03; C03B; C03B37/00; C03B37/01; C03B37/04; C03B37/047; C22; C22C; C22C19/00; C22C19/03; C22C19/05; C22C19/051; C22C19/053
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
AN ALLOY CONSISTING ESSENTIALLY OF:
Claim 2
Dependent Claim
5 words
AN ALLOY CONSISTING ESSENTIALLY OF:
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-08 | 1970-11-07 | 1971-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-08 | 1974-11-07 | 1975-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-08 | 1978-11-07 | 1979-05-09 | $7700.00 | Window Closed / Lapsed |